Some cross browser LESS css mixns

Cross browser.less

.twoStopGrad(@one, @two) {
  background: @one; /* Old browsers */
  background: -moz-linear-gradient(top, @one 0%, @two 100%); /* FF3.6+ */
  background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,@one), color-stop(100%,@two)); /* Chrome,Safari4+ */
  background: -webkit-linear-gradient(top, @one 0%,@two 100%); /* Chrome10+,Safari5.1+ */
  background: -o-linear-gradient(top, @one 0%,@two 100%); /* Opera11.10+ */
  background: -ms-linear-gradient(top, @one 0%,@two 100%); /* IE10+ */
  filter: ~"progid:DXImageTransform.Microsoft.gradient( startColorstr='@{one}', endColorstr='@{two}',GradientType=0 )"; /* IE6-9 */
  background: linear-gradient(top, @one 0%,@two 100%); /* W3C */
}

.rotate(@val, @ox, @oy) {
	-moz-transform-origin: @ox @oy;
	-webkit-transform-origin: @ox @oy;
	-o-transform-origin: @ox @oy;
	-ms-transform-origin: @ox @oy;

	behavior:url(-ms-transform.htc);
	-moz-transform:rotate(@val);
	-webkit-transform:rotate(@val);
	-o-transform:rotate(@val);
	-ms-transform:rotate(@val);
}

.boxShadow (@x: 0, @y: 0, @blur: 1px, @color: #000) {
	box-shadow: @arguments;
	-moz-box-shadow: @arguments;
	-webkit-box-shadow: @arguments;
}

.boxShadow (@key: "", @x: 0, @y: 0, @blur: 1px, @color: #000) {
	box-shadow: @arguments;
	-moz-box-shadow: @arguments;
	-webkit-box-shadow: @arguments;
}

.textShadow(@x, @y, @blur, @col) {
	-moz-text-shadow: @x @y @blur @col; /* Firefox */
	-webkit-text-shadow: @x @y @blur @col; /* Safari, Chrome */
	text-shadow: @x @y @blur @col; /* CSS3 */
}

.roundedCorners(@rad) {
	-moz-border-radius: @rad; /* Firefox */
	-webkit-border-radius: @rad; /* Safari, Chrome */
	border-radius: @rad; /* CSS3 */
}

.roundedCorners(@tl, @tr, @br, @bl) {
	-moz-border-radius: @tl @tr @br @bl; /* Firefox */
	-webkit-border-radius: @tl @tr @br @bl; /* Safari, Chrome */
	border-radius: @tl @tr @br @bl; /* CSS3 */
}

.ellipse() {
	cursor: pointer;
  -o-text-overflow: ellipsis;	 
	text-overflow:		ellipsis;	 
	overflow:hidden;							
	white-space:nowrap;
}

.opacity(@val) {
	@ie: floor(@val * 100);
	-ms-filter: ~"progid:DXImageTransform.Microsoft.Alpha(Opacity=@{ie})";
	filter: alpha(opacity=@ie);
	-moz-opacity: @val;
	-khtml-opacity: @val;
	opacity: @val;
}

.noSelect() {
	user-select: none; 
	-moz-user-select: none; 
	-khtml-user-select: none; 
	-webkit-user-select: none; 
	-o-user-select: none;
	cursor:pointer;
}

.transition(@val) {
	-moz-transition:@val;
	-webkit-transition:@val;
	-o-transition:@val;
	transition:@val;
}